Takashi Iwai wrote:>> CONFIG_DEBUG_PAGEALLOC is a very heavy consumer of CPU cycles. I'm not>> surprised that it would whack what I presume to be a very latency-sensitive>> driver.> We can add simply a dependncy to Kconfig if this really matters.I think this is a bit too heavy-handed.That thing adds a lot of noise to the sound,but it doesn't really prevent the driver fromworking properly. And perhaps there areother options with the same effect?Also, that would motivate people tooptimize DEBUG_PAGEALLOC, while otherwisethey wouldn't know. :)

What is the problem with the warningexactly? If it makes problems, we canjust remove it and update the help textinstead, for example.